– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 9 am Wed 24 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Wed 24 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Wed 24 Dec Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 34mm), mostly on Thu afternoon. Becoming colder with a light covering of snow ,mostly falling on Fri afternoon. Freeze-thaw conditions (max 7°C on Wed morning, min -4°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Freeze-thaw conditions (max 5°C on Mon morning, min -2°C on Sat afternoon). Wind will be generally light. | |||||||||||||||||
Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  | |  |  |  |  |  |  | | | | | | | |
light rain | light rain | rain shwrs | light rain | heavy rain | rain shwrs | mod. rain | light snow | snow shwrs | some clouds | cloudy | some clouds | some clouds | cloudy | some clouds | some clouds | cloudy | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | 3 | 3 | — | — | — | — | — | — | — | — | — | |
4 | 4 | 0.1 | 0.1 | 10 | 9 | 6 | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 7 | 5 | 5 | 6 | 3 | 4 | 3 | 1 | -1 | 0 | -1 | -1 | 2 | 1 | 1 | 5 | 4 | 5 |
min °C | 6 | 5 | 3 | 6 | 3 | 3 | 2 | 0 | -4 | -1 | -2 | -2 | 0 | 0 | 0 | 4 | 4 | 5 |
4 | 1 | 1 | 5 | 3 | 1 | -1 | -3 | -4 | -1 | -2 | -2 | 0 | 0 | 0 | 4 | 4 | 5 | |
2150 | 1350 | 1150 | 1800 | 1000 | 1200 | 1000 | 650 | 350 | 300 | 350 | 0 | 500 | 900 | 1250 | 2250 | 2500 | 2850 | |
Cloud base (m) | 1300 | 750 | 600 | 500 | 1900 | 550 | 600 | 550 | 600 | 700 | 600 | 950 | 650 | 650 | 900 | 900 | 700 | 4600 |
 | 7:58 | — | — | 7:58 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — |
 | — | 4:15 | — | — | 4:15 | — | — | 4:16 | — | — | 4:17 | — | — | 4:17 | — | — | 4:19 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 34mm), mostly on Thu afternoon. Becoming colder with a light covering of snow ,mostly falling on Fri afternoon. Freeze-thaw conditions (max 7°C on Wed morning, min -4°C on Fri night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 5°C on Mon morning, min -2°C on Sat afternoon). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.